66098941 has 16 divisors (see below), whose sum is σ = 74089728. Its totient is φ = 58643200.

The previous prime is 66098927. The next prime is 66098947. The reversal of 66098941 is 14989066.

It is not a de Polignac number, because 66098941 - 2⁹ = 66098429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66098947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26571 + ... + 28951.

It is an arithmetic number, because the mean of its divisors is an integer number (4630608).

Almost surely, 2^66098941 is an apocalyptic number.

It is an amenable number.

66098941 is a deficient number, since it is larger than the sum of its proper divisors (7990787).

66098941 is a wasteful number, since it uses less digits than its factorization.

66098941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 66098941 is about 8130.1255217862. The cubic root of 66098941 is about 404.3258428158.

The spelling of 66098941 in words is "sixty-six million, ninety-eight thousand, nine hundred forty-one".